bug 57840: initialize the column header cache with 50% empty space
git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1747823 13f79535-47bb-0310-9956-ffa450edef68
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@ -1,4 +1,4 @@
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/* ====================================================================
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(count/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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@ -358,8 +358,8 @@ public class XSSFTable extends POIXMLDocumentPart implements Table {
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if (columnHeader == null) return -1;
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if (columnMap == null) {
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// FIXME: replace with org.apache.commons.collections.map.CaseInsensitiveMap
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int count = getTableColumns().length;
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columnMap = new HashMap<String, Integer>(count);
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final int count = getTableColumns().length;
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columnMap = new HashMap<String, Integer>(count * 3 / 2);
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for (int i=0; i < count; i++) {
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String columnName = getTableColumns()[i].getName();
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